DECAPOD CRUSTACEA FROM THE SOUTH-WEST INDIAN OCEAN
DECAPOD CRUSTACEA FROM THE SOUTH-WEST INDIAN OCEAN
DECAPOD CRUSTACEA FROM THE SOUTH-WEST INDIAN OCEAN
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Family Pasiphaeidae<br />
Leptochela pugnax de Man, 1920<br />
Fig. IO a-c<br />
Leptochelapugnax de Man, 1920: 26. Kemp, 1925: 255. Barnard, 1958: 6 (In L. robusta).<br />
Description: Rostrum slender, reaching beyond eyes to 2nd antennular peduncle<br />
segment. Small antennal spine present. Rostral carina not continued posteriorly<br />
along carapace. Dactylus of 2nd pereiopod with about 19 spines, finger of<br />
propodus with about 21 spines. 5th abdomimal segment not dorsally- carinate,<br />
unarmed. Pleurae of 3rd, 4th, 5th abdominal segments ventrally rounded, each<br />
with small tooth in anterior region. 6th abdominal segment with long ventrolateral<br />
spine about two-thirds from anterior end, followed by several setae.<br />
Posterior margin of 6th segment with prominent lateral spine. Anterior part<br />
of telson with 1 pair of dorsal spines, 1 pair of lateral spines at about the midpoint.<br />
Telson with 5 pairs of apical spines.<br />
Previous records: Maldives, Andamans, Nicobars, Mergui Archipelago.<br />
Material: 1 ~, carapace length 4 mm, overall length 13 mm. Station BRU<br />
392 F. Depth 35 metres.<br />
Remarks: The present species closely resembles L. robusta Stimpson, which has<br />
Fig. 10. Leptochela pugnax de Man.<br />
a. Lateral view. b. First chela. c. Telson.
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